Diff Report
Run #52e48ef364ce3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e48e674e7b6: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #52e48ef364ce3Run #52e48e674e7b6DiffDiff%
Number of Function Calls82 81 -1 -1.2%
Incl. Wall Time (microsec)23,254 22,229 -1,025 -4.4%
Incl. Wall Time (microsec) per call 284 274 -9 -3.2%
Excl. Wall Time (microsec)219 216 -3 -1.4%
Incl. CPU (microsecs)23,346 22,315 -1,031 -4.4%
Incl. CPU (microsecs) per call 285 275 -9 -3.2%
Excl. CPU (microsec)275 261 -14 -5.1%
Incl. MemUse (bytes)2,991,112 2,967,400 -23,712 -0.8%
Incl. MemUse (bytes) per call 36,477 36,635 158 0.4%
Excl. MemUse (bytes)9,144 9,136 -8 -0.1%
Incl. PeakMemUse (bytes)2,862,400 2,837,584 -24,816 -0.9%
Incl. PeakMemUse (bytes) per call 34,907 35,032 125 0.4%
Excl. PeakMemUse (bytes)7,288 7,192 -96 -1.3%

Parent/Child Regression/Improvement report for class_exists [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
class_exists-1 -100.0% -1,025 -322.3% -1,031 -259.7% -23,712 -54.0% -24,816 -56.8%
Exclusive Metrics Diff for Current Function-3 -0.3% -14 -1.4% -8 -0.0% -96 -0.4%
Parent functions
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% -845 -82.4% -839 -81.4% -8,080 -34.1% -8,248 -33.2%
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% -189 -18.4% -190 -18.4% -15,696 -66.2% -16,808 -67.7%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 14 1.4% 14 1.4% 32 0.1% 272 1.1%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -4 -0.4% -6 -0.6% 128 0.5% 120 0.5%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 2 0.2% 1 0.1% -64 -0.3% -296 -1.2%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -2 -0.2% -9 -0.9% -32 -0.1% 144 0.6%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% -1 -0.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -2 -0.2% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% -1,022 -99.7% -1,017 -98.6% -23,704 -100.0% -24,720 -99.6%